/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.gettyio.core.util;

import java.io.Serializable;
import java.util.Comparator;


public final class CaseIgnoringComparator implements Comparator<String>, Serializable {

    private static final long serialVersionUID = 8426899657127533862L;

    public static final CaseIgnoringComparator INSTANCE = new CaseIgnoringComparator();

    private CaseIgnoringComparator() {
        super();
    }

    @Override
    public int compare(String o1, String o2) {
        return o1.compareToIgnoreCase(o2);
    }

    private Object readResolve() {
        return INSTANCE;
    }
}